shapley
From spatstat v1.16-2
by Adrian Baddeley
Galaxies in the Shapley Supercluster
A point pattern recording the sky positions of 4215 galaxies in the Shapley Supercluster.
Usage
data(shapley)
format
shapley
is an object of class "ppp"
representing the point pattern of galaxy locations
(see ppp.object
).
shapley.extra
is a list containing additional data
described under Notes.
source
M.J. Drinkwater, Department of Physics, University of Queensland
References
Drinkwater, M.J., Parker, Q.A., Proust, D., Slezak, E.
and Quintana, H. (2004)
The large scale distribution of galaxies in the Shapley
Supercluster.
Publications of the Astronomical Society of Australia
21, 89-96. DOI 10.1071/AS03057
Examples
data(shapley)
shapley.extra$plotit(main="Shapley Supercluster")
Community examples
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